TierGain ‑ Bundle Builder BYOB

Let customers build their own bundles and save

by Martynas Marcenko · Launched: December 2025 · Free plan available.

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Bundle builder with tiered discounts, free shipping, and free gifts. 10 bundle types. Boost AOV fast

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About TierGain ‑ Bundle Builder BYOB

One app. Ten bundle types. Three reward types per tier.Customers build bundles step by step, unlocking tiered rewards: discounts, free shipping, AND free gifts in the same bundle. No other app combines all three.Mix & match, meal builders, gift sets, anchor product, subscription boxes, volume discounts, starter kits, complete-the-set, progressive rewards, and fixed bundles.Server-side discounts via Shopify Functions. Works on any theme, no code. Set up in under 5 minutes. Combine discounts, free shipping, and free gifts in one tiered bundle 10 bundle types: mix & match, meal builder, gift sets, BYOB, and more Quantity or dollar thresholds trigger rewards at each tier automatically Category rules with min/max per step and sequential or free-flow mode Server-side discounts via Shopify Functions. Works on any theme, no code Show more Show less

Last verified: July 20, 2026 · Fresh